Tungsten Boat, Narrow Trough, 1/4" x 1/8" x 3/4" trough
Tungsten evaporation boat with narrow section trough, 3.5" x 3/4" (89x19mm). Trough is 1/4" W x 1/8" D x 3/4" L (6.35 x 3.2 x 19mm).
Tungsten thickness: 0.005" (0.127mm)
Settings: 1.95V/100A/195W for 1800°C